bug fix

适当降低了飞机航向机枪的扫射精度;
适当降低了掩体以距离降低爆炸伤害的增益;
冲锋枪换弹速度适当提高了5%;
烟雾弹投掷距离由50m降低为48m;
为美军(晚期)防御学说卡组添加P47航弹支援单位;
攻防交换比调整.
Appropriately reduced the strafing accuracy of aircraft directional machine guns;
Appropriately reduced the gain from cover in reducing explosion damage over distance;
Increased the reload speed of smg by 5%;
The smoke grenade throwing distance has been reduced from 50m to 48m;
Add P47 Bombing Run unit to the US Forces (Late) Defense Doctrine deck;
Adjusted the attack-defense exchange ratio.

大大加强了WP烟雾弹的致燃效果;
目标选择器调整;
攻防交换比调整.

Greatly enhanced the incendiary effect of WP smoke grenades;
Target Selector Adjustment;
adjusted the attack-defense exchange ratio.

A series of minor adjustments.
一系列小调整.